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Île Dupas Range Front Lighthouse

F Green🇨🇦La Visitation-de-l'Île-Dupas, CAOperational

Location & Light Range

About Île Dupas Range Front Lighthouse

This square concrete and wood tower, built in 1907, stands 5 meters tall with a focal height of 14 meters. It is painted white with a bright orange-red front and a black vertical stripe. The structure sits on a square pyramidal concrete pier on Île aux Cochons, northwest of the river south of Berthierville. Its green light flashes once every 4 seconds, providing a geographic range of 11.6 nautical miles. The site is open to the public, though the tower itself remains closed.

Why it matters: This range front light is indispensable for safe navigation on the river south of Berthierville, specifically guiding downstream traffic. Its unique color scheme provides a highly visible and precise alignment marker for vessels.

Light & Optic

Characteristic Signature
F Green
Flash Type
Fixed
Light Color
Green
Raw Code
F G
Focal Height
14m
Geographic Range
11.6NM

Construction & History

Year Built
1907

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
5m
Tower Shape
square
Tower Color
white with a bright orange-red front and a black vertical stripe
Material
concrete, wood

Structure: square wood tower mounted on a square pyramidal concrete pier

Location

City
La Visitation-de-l'Île-Dupas
Country
🇨🇦Canada
Region
Quebec
Sea Region
Located on the Île aux Cochons on the northwest side of the river south of Berthierville, serving as a downstream range light.
Latitude
46.0578°
Longitude
-73.1565°

References & Identifiers

Nearest Port
Sorel(1.5 km)
ARLHS No.
CAN-1103
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Frequently Asked Questions

How do mariners identify Île Dupas Range Front Lighthouse at night?+
Île Dupas Range Front displays the characteristic F Green. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Île Dupas Range Front Lighthouse guide vessels into?+
Île Dupas Range Front Lighthouse assists vessels approaching 5 nearby ports. The closest is Sorel at 1.7 NM to the ESE. Other ports served include Sorel-Tracy (1.7 NM ESE), Sainte-Victoire-de-Sorel (3.5 NM S), Contrecoeur (10.6 NM S), Saint-Félix-de-Valois (12.1 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Île Dupas Range Front Lighthouse still active and maintained?+
Yes, Île Dupas Range Front Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Île Dupas Range Front Lighthouse?+
You can track vessels near Île Dupas Range Front Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.